On Fri, 18 Mar 2011, Sarah Sharp wrote: > You shouldn't hibernate/suspend with a USB 3.0 hub plugged in right now. > PM for USB 3.0 hubs isn't supported yet, as they use a completely > different protocol for device suspend than USB 2.0 hubs. I'm not > surprised the second USB 3.0 hard drive was lost. > > I'm going to try to work in USB 3.0 hub power management as bug fixes to > 2.6.39, but I wanted the main bulk of the USB 3.0 hub support to go in > now, since it was such a big API change. It would be a good idea to fix things up so that the system _can_ suspend and resume with a USB-3 hub plugged in, even if the hub itself doesn't suspend and resume correctly. Messing up one device (or one part of a USB bus) is better than messing up the entire system -- Linus has very strong feelings about this. Alan Stern -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
